99934407 has 12 divisors (see below), whose sum is σ = 146089944. Its totient is φ = 65819760.

The previous prime is 99934403. The next prime is 99934427. The reversal of 99934407 is 70443999.

It is not a de Polignac number, because 99934407 - 2² = 99934403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99934403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66144 + ... + 67637.

It is an arithmetic number, because the mean of its divisors is an integer number (12174162).

Almost surely, 2^99934407 is an apocalyptic number.

99934407 is a deficient number, since it is larger than the sum of its proper divisors (46155537).

99934407 is a wasteful number, since it uses less digits than its factorization.

99934407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133870 (or 133867 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 99934407 is about 9996.7198120183. The cubic root of 99934407 is about 464.0573759187.

It can be divided in two parts, 9993 and 4407, that added together give a square (14400 = 120²).

The spelling of 99934407 in words is "ninety-nine million, nine hundred thirty-four thousand, four hundred seven".